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No exploitation reportedFix available

CVE-2022-40923

No exploitation reported by the sources we read.

  • Published2022-09-30
  • WeaknessCWE-20

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A vulnerability in the LIEF::MachO::SegmentCommand::virtual_address function of LIEF v0.12.1 allows attackers to cause a denial of service (DOS) through a segmentation fault via a crafted MachO file.

Timeline

dates in UTC
  1. 2022-09-3019:15CVE publishedNVD

Versions per branch

OSV · NVD
lief
BranchAffectedFixed in
0.12≤ 0.12.1no fix published
Lief-project lief
BranchAffectedFixed in
0.12= 0.12.1no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Published
2022-09-30
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-rm2x-hgr8-w343

Frequently asked questions

What is CVE-2022-40923?

A vulnerability in the LIEF::MachO::SegmentCommand::virtual_address function of LIEF v0.12.1 allows attackers to cause a denial of service (DOS) through a segmentation fault via a crafted MachO file.

Is CVE-2022-40923 actively exploited?

Active exploitation of CVE-2022-40923 has not been confirmed. Its EPSS score was 0.8% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-40923?

CVE-2022-40923 has a CVSS v3 base score of 6.5 (MEDIUM severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

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Sources for this record